208136988

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{156259}}^1$

素因数の和:156306

約数の個数: 36

約数和(自身を含む): 540347080

約数和(自身を除く): 332210092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 156259, 312518, 468777, 625036, 937554, 1406331, 1875108, 2812662, 5625324, 5781583, 11563166, 17344749, 23126332, 34689498, 52034247, 69378996, 104068494, 208136988]

約数ペア:

[(1, 208136988), (2, 104068494), (3, 69378996), (4, 52034247), (6, 34689498), (9, 23126332), (12, 17344749), (18, 11563166), (36, 5781583), (37, 5625324), (74, 2812662), (111, 1875108), (148, 1406331), (222, 937554), (333, 625036), (444, 468777), (666, 312518), (1332, 156259)]